Muscular Innervation Flashcards by Matthew Bressan

Q

Dorsal scapular n.

A

Rhomboids (C4, 5)

Levator scapulae (C3, 4, 5)

C3, 4, 5

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Q

Long thoracic n.

A

Serratus anterior

C5, 6, 7, (8)

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Q

Nerve to subclavius

A

Subclavius

C5, 6

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Q

Suprascapular n.

A

Infraspinatus

Supraspinatus

C4, 5, 6

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Q

Lateral pectoral n.

A

Pectoralis major (clavicular head)

C5, 6, 7

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Q

Musculocutaneous n.

A

Coracobrachialis (C6, 7)

Biceps brachii (C5, 6)

Brachialis (C5, 6)

C5, 6, 7

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Q

Lateral root of the median n.

A

Flexor muscles in the forearm, except flexor carpi ulnaris, and five muscles in the hand

C6, 7, 8, T1

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Q

Medial pectoral n.

A

Pectoralis major

Pectoralis minor

C(6), 7, 8 T1

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Q

Ulnar n.

A

Flexor carpi ulnaris

Flexor digitorum profundus

Most small muscles of the hand

C8, T1

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Q

Medial root of the median n.

A

Flexor muscles in the forearm, except flexor carpi ulnaris, and five muscles of the hand

C6, 7, 8, T1

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Q

Upper subscapular n.

A

Subscapularis

C5, 6, 7

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Q

Thoracodorsal n.

A

Latissimus dorsi

C6, 7, 8

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Q

Lower subscapular n.

A

Subscapularis

Teres major

C5, 6, 7

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Q

Axillary n.

A

Deltoid

Teres minor

C5, 6

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Q

Radial n.

A

Brachioradialis

Triceps

Supinator

Wrist extensors

Anconeus

C5, 6, 7, 8, T1

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Q

Lumbar plexus

A

Psoas major

Psoas minor

Quadratus lumborum

T(12), L1, 2, 3, 4

Q

Sacral plexus

A

Piriformis

Superior gemelli

Inferior gemelli

Obturator internus

Quadratus femoris

L4, 5, S1, 2, 3

Q

Inferior gluteal n.

A

Gluteus maximus

L5, S1, 2

Q

Superior gluteal n.

A

Gluteus medius

Gluteus minimus

Tensor fasciae latae

L4, 5, S1

Q

Femoral n.

A

Vastus lateralis

Rectus femoris

Vastus medialis

Vastus intermedius

Illiacus

Sartorius

Pectineus

L(1), 2, 3, 4

Q

Obturator n.

A

Adductor longus

Adductor brevis

Adductor magnus

Obturator externus

Gracilis

L(1), 2, 3, 4

Q

Sciatic n. (Tibial division)

A

Semitendinosus

Semimembranosus

Biceps femoris (long head)

L4, 5, S1, 2, 3

Q

Sciatic n. (Common peroneal division)

A

Biceps femoris (short head)

L4, 5, S1, 2

Q

Tibial n.

A

Soleus (L5, S1, 2)

Popliteus (L4, 5, S1)

Plantaris (L4, 5, S1, (2))

Tibialis posterior (L(4), 5, S1)

Grastrocnemius (S1, 2)

Flexor hallucis longus (L5, S1, 2)

Flexor digitorum longus (L5, S1, (2))

L4, 5, S1, 2

Q

Deep peroneal n.

A

Tibialis anterior

Extensor digitorum longus

Extensor digitorum brevis

Extensor hallucis longus

Peroneus tertius

L4, 5, S1

Q

Superficial peroneal n.

A

Peroneus longus

Peroneus brevis

L4, 5, S1

Q

Medial plantar n.

A

Abductor hallucis

Lumbrical I

Flexor digitorum brevis

Flexor hallucis brevis

L4, 5, S1

Q

Lateral plantar n.

A

Abductor digiti minimi (S1, 2)

Flexor digiti minimi (S1, 2)

Opponens digiti minimi (S1, 2)

Dorsal interossei (S1, 2)

Quadratus plantae (S1, 2)

Adductor hallucis (S1, 2)

Lumbrical II, III, IV (L(4), (5), S1, 2)

Plantar interossei (S1, 2)

L(4), (5), S1, 2

Q

A